Why has my sub got power but no sound?

The most common cause of a subwoofer not working is the wiring or the connections of the subwoofer with the rest of the sound system. Leaks, breakage, twists, corrosion, loose connections and incorrect wiring are all quite common and can create problems with the subwoofer even if the amp has power.

Why is my subwoofer on but not working?

If your subwoofer stopped working, there’s a good chance it was blown. To check, unplug the subwoofer and plug it back in. If it still doesn’t work, try switching the input from AUX to SUBWOOFER on the amp. If that doesn’t work, the subwoofer is probably blown and needs to be replaced.

How do you know if you have a blown subwoofer?

Car Audio : How to Tell if a Car Subwoofer Is Blown

Why does my amp turn on but no bass?

Step 1: Make sure that the amplifier is properly plugged in, and the power indicator is on. Step 2: Check if all the inputs to the amplifier are correct and tightly plugged in. Moreover, inspect the RAC cables if they are connected properly. Step 3: Every amplifier has certain voltage requirements.

How do I know if my sub is blown or amp?

How to Troubleshoot Dead Sub Amplifier | Car Audio

How do I reset my subwoofer?

Press and hold the Power button while pressing the Input button and the VOL- button (at the same time). When RESET appears on the front panel display, release the buttons. Unplug the power cord for 30 seconds.

How do you diagnose a subwoofer problem?

Very lightly tap on the center conductor of the other end of the cable. If the subwoofer is powered on and adjusted properly, you should be able to hear a thumping sound on the subwoofer. If you do not hear a thumping sound then there is a possible service issue with the subwoofer.

How do you test a subwoofer to see if it works?

How To Test A Subwoofer To See If It Works A Quick Test

How do I activate my subwoofer?

If you are using your subwoofer with a home theater receiver, the connection is simple: Just run an audio interconnect cable like this one from the receiver’s subwoofer output to the subwoofer’s line input (pictured above). If the subwoofer has an input labeled LFE, use that one.

What does a broken sub sound like?

Signal and Distortion

A subwoofer can be heavily damaged by a sustained clipping. You’ll know a clipping sub when it suddenly sounds very odd and loud. The sub will no longer play the bass notes of the music. Low quality amplifiers are known to clip very easily when bass boost is supplied.

Will a blown subwoofer still work?

Technically, a blown subwoofer will still be able to produce some sound if the issue is not too big. However, this is not too safe as it could lead to further damage or even a fire in an extreme case. You can still try to fix the blown sub instead of buying a new subwoofer.

What is the lifespan of a subwoofer?

The lifespan of a subwoofer can range from around 5-14 years. If it’s properly maintained and not abused, the average person should be able to get 10+ years out of their subwoofer.

Why is there no bass coming from my subwoofer?

There are many reasons why your subwoofer isn’t hitting high bass. One of the most common reasons is that you’re not giving it enough power. Other possible issues: The head unit might be faulty, or you have a grounding issue.

How do you reset a subwoofer amp?

Amplifier Factory Reset

Where is the fuse in a subwoofer?

REL Sub Bass Systems have a AC mains fuse located in the IEC receptacle where the power cord is plugged in.

What does blown amp sound like?

The most common aural indication of a blown speaker is an unpleasant buzzing or scratching sound, by itself or roughly at the pitch of the note the speaker is attempting to reproduce. Or there could be no sound at all.

How do you tell if a amp is burnt?

When an amplifier is burning out it will begin to overheat, turn off, and stop producing audio randomly. You can sometimes temporarily fix things by making sure it has good ventilation to remove heat.

Will amp turn on with blown fuse?

If the fuse is present and blown, the amp can’t turn on because the circuit providing mains voltage is open. Simply replacing the fuse may or may not solve the problem.

How do I manually pair my subwoofer?

How to manually connect the subwoofer to your 2018 Soundbar

Does subwoofer have fuse?

If you have a DB12 subwoofer that is not turning on or has no power, you may need to replace the fuse.

What does a blown fuse look like in a subwoofer?

If the fuse is blown, the filament will be disconnected at one of it’s ends. Sometimes this is noticable, sometimes it isn’t. Look carefully and see if the ends are visible. Try tapping the fuse and quickly look to see if the filament is bobbing around like a lose wire.

How do you troubleshoot an active subwoofer?

You never want to connect or disconnect any cables while anything is on, lest something incurs accidental damage.

  1. Check connections and speaker wires.
  2. Check outlets, power cable, and fuse.
  3. Check system and menu settings.
  4. Verify connections, turn on the subwoofer, and set the volume.

Should sound come out of a subwoofer?

The subwoofer will take low-pitched audio signals and convert them into sounds that woofers aren’t able to generate. The result is a deep, full-bodied sound that you can feel if you’ve got the speaker system set up just right.

How do you test a subwoofer wire?

What to Know

  1. With a battery and one end of a speaker wire, lightly touch the wire to the battery. If you hear noise, that’s a good sign.
  2. If you don’t hear anything, make sure to verify everything is connected properly, and then try again with another wire.

How do you test a subwoofer output?

The receiver sub-woofer output is line level. So to test you could connect to a line level input (e.g., Aux) of a separate amplifier and listen through headphones or speakers that can handle low bass frequencies while playing something with low bass content through the receiver you are testing.

How long does it take for subwoofer to warm up?

If you aren’t able to free-air your woofers, you’ll need to break them in with 40-48 hours of playtime installed in the enclosure.

What setting should a subwoofer be on?

Subwoofer Settings

If you have large floor-standing main speakers, set the subwoofer’s crossover between 40Hz and 60Hz. If you have smaller bookshelf speakers, set the crossover slightly higher at around 50Hz to 80Hz. For small satellite speakers, set the crossover between 80Hz and 160Hz.

What causes a speaker to have no sound?

Try these steps: Check your speaker and headphone connections for loose cords or cables. Make sure all cords and cables are plugged in. If you have multiple 5mm jacks to plug into, especially on a surround sound system, make sure all cords and cables are plugged into the correct jack.

How do you reset a subwoofer amp?

Amplifier Factory Reset